<script setup>
import { ref, onMounted } from 'vue';
import ProductService from '@/service/ProductService';

const picklistValue = ref([
    [
        { name: 'San Francisco', code: 'SF' },
        { name: 'London', code: 'LDN' },
        { name: 'Paris', code: 'PRS' },
        { name: 'Istanbul', code: 'IST' },
        { name: 'Berlin', code: 'BRL' },
        { name: 'Barcelona', code: 'BRC' },
        { name: 'Rome', code: 'RM' }
    ],
    []
]);

const orderlistValue = ref([
    { name: 'San Francisco', code: 'SF' },
    { name: 'London', code: 'LDN' },
    { name: 'Paris', code: 'PRS' },
    { name: 'Istanbul', code: 'IST' },
    { name: 'Berlin', code: 'BRL' },
    { name: 'Barcelona', code: 'BRC' },
    { name: 'Rome', code: 'RM' }
]);

const dataviewValue = ref(null);
const layout = ref('grid');
const sortKey = ref(null);
const sortOrder = ref(null);
const sortField = ref(null);
const sortOptions = ref([
    { label: 'Price High to Low', value: '!price' },
    { label: 'Price Low to High', value: 'price' }
]);

const productService = new ProductService();

onMounted(() => {
    productService.getProductsSmall().then((data) => (dataviewValue.value = data));
});

const onSortChange = (event) => {
    const value = event.value.value;
    const sortValue = event.value;

    if (value.indexOf('!') === 0) {
        sortOrder.value = -1;
        sortField.value = value.substring(1, value.length);
        sortKey.value = sortValue;
    } else {
        sortOrder.value = 1;
        sortField.value = value;
        sortKey.value = sortValue;
    }
};
</script>

<template>
    <div class="grid">
        <div class="col-12">
            <div class="card">
                <h5>DataView</h5>
                <DataView :value="dataviewValue" :layout="layout" :paginator="true" :rows="9" :sortOrder="sortOrder" :sortField="sortField">
                    <template #header>
                        <div class="grid grid-nogutter">
                            <div class="col-6 text-left">
                                <Dropdown v-model="sortKey" :options="sortOptions" optionLabel="label" placeholder="Sort By Price" @change="onSortChange($event)" />
                            </div>
                            <div class="col-6 text-right">
                                <DataViewLayoutOptions v-model="layout" />
                            </div>
                        </div>
                    </template>
                    <template #list="slotProps">
                        <div class="col-12">
                            <div class="flex flex-column md:flex-row align-items-center p-3 w-full">
                                <img :src="'demo/images/product/' + slotProps.data.image" :alt="slotProps.data.name" class="my-4 md:my-0 w-9 md:w-10rem shadow-2 mr-5" />
                                <div class="flex-1 text-center md:text-left">
                                    <div class="font-bold text-2xl">{{ slotProps.data.name }}</div>
                                    <div class="mb-3">{{ slotProps.data.description }}</div>
                                    <Rating :modelValue="slotProps.data.rating" :readonly="true" :cancel="false" class="mb-2"></Rating>
                                    <div class="flex align-items-center">
                                        <i class="pi pi-tag mr-2"></i>
                                        <span class="font-semibold">{{ slotProps.data.category }}</span>
                                    </div>
                                </div>
                                <div class="flex flex-row md:flex-column justify-content-between w-full md:w-auto align-items-center md:align-items-end mt-5 md:mt-0">
                                    <span class="text-2xl font-semibold mb-2 align-self-center md:align-self-end">${{ slotProps.data.price }}</span>
                                    <Button icon="pi pi-shopping-cart" label="Add to Cart" :disabled="slotProps.data.inventoryStatus === 'OUTOFSTOCK'" class="mb-2"></Button>
                                    <span :class="'product-badge status-' + slotProps.data.inventoryStatus.toLowerCase()">{{ slotProps.data.inventoryStatus }}</span>
                                </div>
                            </div>
                        </div>
                    </template>

                    <template #grid="slotProps">
                        <div class="col-12 md:col-4">
                            <div class="card m-3 border-1 surface-border">
                                <div class="flex align-items-center justify-content-between">
                                    <div class="flex align-items-center">
                                        <i class="pi pi-tag mr-2"></i>
                                        <span class="font-semibold">{{ slotProps.data.category }}</span>
                                    </div>
                                    <span :class="'product-badge status-' + slotProps.data.inventoryStatus.toLowerCase()">{{ slotProps.data.inventoryStatus }}</span>
                                </div>
                                <div class="text-center">
                                    <img :src="'demo/images/product/' + slotProps.data.image" :alt="slotProps.data.name" class="w-9 shadow-2 my-3 mx-0" />
                                    <div class="text-2xl font-bold">{{ slotProps.data.name }}</div>
                                    <div class="mb-3">{{ slotProps.data.description }}</div>
                                    <Rating :modelValue="slotProps.data.rating" :readonly="true" :cancel="false"></Rating>
                                </div>
                                <div class="flex align-items-center justify-content-between">
                                    <span class="text-2xl font-semibold">${{ slotProps.data.price }}</span>
                                    <Button icon="pi pi-shopping-cart" :disabled="slotProps.data.inventoryStatus === 'OUTOFSTOCK'"></Button>
                                </div>
                            </div>
                        </div>
                    </template>
                </DataView>
            </div>
        </div>

        <div class="col-12 lg:col-8">
            <div class="card">
                <h5>PickList</h5>
                <PickList v-model="picklistValue" listStyle="height:250px" dataKey="code">
                    <template #sourceheader> From </template>
                    <template #targetheader> To </template>
                    <template #item="slotProps">
                        <div>{{ slotProps.item.name }}</div>
                    </template>
                </PickList>
            </div>
        </div>

        <div class="col-12 lg:col-4">
            <div class="card">
                <h5>OrderList</h5>
                <OrderList v-model="orderlistValue" listStyle="height:250px" dataKey="code" :rows="10">
                    <template #header> Cities </template>
                    <template #item="slotProps">
                        <div>{{ slotProps.item.name }}</div>
                    </template>
                </OrderList>
            </div>
        </div>
    </div>
</template>
